/*
 * @Author: 灰灰
 * @Date: 2021-12-24 11:31:09
 * @LastEditors: Please set LastEditors
 * @LastEditTime: 2022-01-12 11:21:26
 */
import router from './router'
import store from './store'
import {
  Message
} from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import {
  getToken
} from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'
import axios from 'axios'
import defaultSettings from '@/settings'
import axiosStore from '@/store/store'

NProgress.configure({
  showSpinner: false
}) // NProgress Configuration

const whiteList = ['/login'] // no redirect whitelist

router.beforeEach(async (to, from, next) => {
  // start progress bar
  NProgress.start()

  // set page title
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  const hasToken = getToken()

  if (hasToken) {
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      next({
        path: '/'
      })
      NProgress.done()
    } else {
      const {
        roles,
        menuCodes
      } = store.getters;
      const hasRole = roles && roles.length > 0
      if (hasRole) {
        // 判断菜单权限码是否可以跳转
        if (menuCodes.length > 0 && !menuCodes.includes(to.name)) {
          to.path != '/401/page' && next({
            path: '/401',
            replace: true
          })
        }

        // axios
        if (defaultSettings.closeAllAxios && axiosStore.source.cancel) {
          // 切换路由时，取消之前的请求
          axiosStore.source.cancel();
          axiosStore.source = axios.CancelToken.source();
        }

        next();
      } else {
        try {
          // get user info 用户信息
          await store.dispatch('user/getInfo')
          // 路由菜单
          await store.dispatch('permission/getPermCodeList');
          await store.dispatch('permission/generateRoutes');
          next({
            ...to,
            replace: true
          })
        } catch (error) {
          // remove token and go to login page to re-login
          await store.dispatch('user/resetToken')
          Message.error(error || 'Has Error')
          next(`/login?redirect=${to.path}`)
          NProgress.done()
        }
      }
    }
  } else {
    /* has no token*/
    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      next(`/login?redirect=${to.path}`)
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})